var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var multer = require('multer');
var mongoose = require('mongoose');
var session = require('express-session');

global.dbHandel = require('./database/dbHandel');
global.db = mongoose.connect("mongodb://localhost:27017/nodedb");

var index = require('./routes/index');
var users = require('./routes/users');
var home = require('./routes/home');
var mhome = require('./routes/mhome');
var data = require('./routes/data');

var app = express();
//var http = require('http').Server(app);
//var io = require('socket.io')(http);

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.engine("html",require("ejs").__express);  // or   app.engine("html",require("ejs").renderFile);
//app.set("view engine","ejs");
app.set('view engine', 'html');

app.use(session({
    secret: 'secret',
    cookie:{
        maxAge: 1000*60*30
    }
}));

app.use(function(req,res,next){
    res.locals.user = req.session.user;
    var err = req.session.error;
    delete req.session.error;
    res.locals.message = "";
    if(err){
        res.locals.message = '<div class="alert alert-danger" style="margin-bottom:20px;color:red;">'+err+'</div>';
    }
    next();  
});

// app.use(bodyParser.urlencoded({ extended: true }));
// app.use(multer());
// app.use(cookieParser());

// uncomment after placing your favicon in /public
// app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', index);
app.use('/users', users);
app.use('/login',index);
app.use('/register',index);
app.use('/home',home);
app.use("/logout",index);
app.use("/data",data);
app.use("/mhome",mhome);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
    var err = new Error('Not Found');
    err.status = 404;
    next(err);
});

// error handler
app.use(function(err, req, res, next) {
    // set locals, only providing error in development
    res.locals.message = err.message;
    res.locals.error = req.app.get('env') === 'development' ? err : {};

    // render the error page
    res.status(err.status || 500);
    res.render('error');
});

app.ready = function(server){
  data.prepareSocketIO(server);
};

module.exports = app;
